{ "doc": "t2-fix7-p0-dryrun-execution-readiness-independent-review", "date": "2026-06-11", "host": "T2 / CLAUDE CODE / FABLE", "macro": "FIX7_P0_T2_INDEPENDENT_DRYRUN_EXECUTION_READINESS_REVIEW_MACRO_2026_06_11", "authority_of_this_doc": "REVIEW_NON_AUTHORITY; independent T2 review; not final production authority; does NOT authorize execution or production", "final_status": "T2_FIX7_P0_DRYRUN_EXECUTION_READINESS_REVIEW_PASS", "codex_called": false, "production_mutation": false, "implementation_execution": false, "real_run_qt001_cutover": false, "canonical_fold_applied": false, "method": "Codex-style: read actual governed KB files (not reports); fetch source bytes; recompute trees independently; materialize validator+evidence into clean /tmp; run validator on good data; reproduce T1 probes; author 22 independent probes beyond T1 harness; end-to-end tamper test; characterize one hardening gap.", "authority_seal_verification": { "N7_envelope_manifest_sha256": {"required": "efb0c5747ae5f56c0e8b5d99c35438a3d6231253570e6ab4d2658ab9e1853d32", "found_in": "codex-...-seal-.../n7-approval-event.json", "match": true}, "N8_detached_seal_sha256": {"required": "daa70c39a91a64696fb1a24ca2d3f620d04049583c9047689902ebf26117e1a1", "found_in": "n8-detached-codex-seal.json", "match": true}, "P7_authority_seal_pin_sha256": {"required": "9ddb27c35a06ca11ee616e3b0399c705d0d97f5b8f284c12045c396f7c034550", "found_in": "p7-authoritative-pin.json", "match": true}, "N8_embeds_n7_digest": "efb0c574...1853d32 (consistent)", "P7_embeds_n7_n8_n6": "efb0c574 / daa70c39 / d777e87c (all consistent)", "P7_implementation_authorized_by_p7_alone": false, "P7_implementation_boundary": "IMPLEMENTATION_EXECUTION_REMAINS_BLOCKED; POST_SEAL_IMPLEMENTATION_PLANNING_ONLY_ALLOWED", "p7_alone_does_not_authorize_execution": true }, "reconstruction_independent": { "method": "fetched each packet HASH_MANIFEST.txt full from KB, wrote to clean /tmp, shasum -a 256 recomputed; compared to macro-required tree AND to packet_tree.sha256 AND to T1 capsule _external (byte-identical).", "dryrun_packet_tree": {"required": "02b200e5a3c7a21c2e620b293fbf28ccc81731a983430c3e5a202798c05e94e6", "recomputed": "02b200e5a3c7a21c2e620b293fbf28ccc81731a983430c3e5a202798c05e94e6", "match": true}, "planning_packet_tree": {"required": "f470d0d019f9af63794ce943a64ea08ff31a17906a7857f4124d0b1e14a0fe8f", "recomputed": "f470d0d019f9af63794ce943a64ea08ff31a17906a7857f4124d0b1e14a0fe8f", "match": true}, "seal_packet_tree": {"required": "3890cd3467720b3f2c105625e2e1dc627fd2e7fdfb74d9059bad95bece12a234", "recomputed": "3890cd3467720b3f2c105625e2e1dc627fd2e7fdfb74d9059bad95bece12a234", "match": true}, "evidence_bundle_tree": {"required": "1b824b911bdbc9cce43280f288abd702aebb42211b59ffbff253c2d06533ab26", "recomputed": "1b824b911bdbc9cce43280f288abd702aebb42211b59ffbff253c2d06533ab26", "match": true}, "kb_file_counts": {"dryrun_packet": 21, "planning_packet": 16, "seal_packet": 19, "evidence_bundle": 13} }, "tkt_base_l0_l3": {"l0_file": "CONFIRMED", "l1_reconstruction": "CONFIRMED", "l2_fail_closed": "CONFIRMED", "l3_governance": "CONFIRMED", "level_reached": "L3", "l4_l5_l6": "DEFERRED_NO_OVERCLAIM", "forbidden_overclaims_present": false}, "staging_isolation": {"workspace_path": "/tmp/fix7p0-dryrun.J70a0q", "is_temp_mktemp": true, "is_production": false, "forbidden_surfaces_touched": 0, "forbidden_surfaces_total": 11, "verdict": "ISOLATION_PROVEN"}, "rollback_proof": {"status": "PROVEN_IN_STAGING", "production_rollback_status": "NOT_APPLICABLE", "rb3_restored_to_p7_pin_byte_exact": true, "production_rollback_overclaimed": false, "verdict": "REAL_IN_STAGING_PROD_CORRECTLY_NA"}, "bad_input_fail_closed": { "validator_good_data_exit": 0, "t1_probes_reproduced": {"total": 20, "fail_closed": 20, "any_fail_open": false}, "t2_independent_probes": {"total": 22, "fail_closed": 22, "any_fail_open": false}, "end_to_end_tamper_test": {"tampered_field": "p7_digest->0*64", "validator_exit": 1, "pass_or_seal_token_leaked": false}, "hardening_gap_found": {"id": "T2-REC-ROLLBACK-HARDENING-1", "desc": "check_rollback_proof does not require after_apply_hash != before_hash; a vacuous/idempotent staged mutation would satisfy the gate", "blocking": false, "reason_not_blocking": "not a defect in T1 actual evidence (RB-3 apply hash 91c520d9 is genuinely distinct); emits no PASS/cert/seal token; does not admit execution/production/fabricated authorization", "route_to": "future implementation-execution macro"}, "verdict": "ALL_DANGEROUS_CLASSES_FAIL_CLOSED" }, "owner_decision_boundary": {"default_decision": "HOLD", "execution_authorization_status": "NOT_AUTHORIZED", "selected_option": null, "owner_signature": "UNSIGNED", "review_verdict": "READY_FOR_OWNER_EXECUTION_REVIEW", "is_production_authority": false, "verdict": "DEFAULT_HOLD_PRESERVED"}, "overclaim_scan": {"production_pass": "ABSENT", "semantic_text_as_code_pass": "ABSENT", "iu_traceability_pass": "ABSENT", "release_bundle_pass": "ABSENT", "implementation_execution_authorized": false, "production_ready": false, "production_rollback_proven": false}, "anti_duplication": { "artifacts_checked_for_existing_equivalents": ["dry-run packet", "execution-readiness packet", "evidence bundle", "owner-decision packet", "planning packet", "authority seal packet"], "all_already_exist_from_T1": true, "duplicates_avoided": ["second dry-run packet", "second execution-readiness packet", "second evidence bundle", "second owner-decision packet"], "duplicates_found": [], "duplicates_already_created_by_T2": [], "resolution_recommendation": "REVIEW_NOTE_ONLY (all T2 outputs are review-only and point to existing T1 artifacts)", "objects_marked_do_not_fold_or_superseded": [], "deletion_performed": "NO", "deletion_reason": "nothing to delete; no duplicate created; preserve auditability", "scratch_note": "/tmp/t2-fix7-verify and /tmp/t2-tamper are local-only verification scratch, not KB artifacts, not in any manifest/chain" }, "objects_reserved": {"range": "TKT-OBJ-418..429", "above_ceiling": 417, "standalone_addendum": true, "apply_now": "NO", "canonical_fold": false}, "remaining_blockers_for_future_execution_macro": [ {"id": "FIX7-P0-PLAN-EXEC-AUTH-1", "actor": "owner", "blocks": "implementation execution"}, {"id": "FIX7-P0-PLAN-SURFACE-1", "actor": "owner/operator", "blocks": "execution + production"}, {"id": "FIX7-P0-PLAN-SURFACE-2", "actor": "owner/operator", "blocks": "execution (config)"}, {"id": "FIX7-P0-PLAN-REALRUN-1", "actor": "owner", "blocks": "execution"}, {"id": "FIX7-P0-PLAN-SEPARATE-AUTH-1", "actor": "owner", "blocks": "execution + production"}, {"id": "FIX7-P0-DRYRUN-PROD-ROLLBACK-1", "actor": "owner/operator + separate prod auth", "blocks": "production"}, {"id": "FIX7-P0-CODEX-REVIEW-ROUTE-1", "actor": "owner", "blocks": "Codex runtime access only; NOT a content blocker; does NOT block owner decision"}, {"id": "T2-REC-ROLLBACK-HARDENING-1", "actor": "T1/owner", "blocks": "nothing now; recommended before execution macro"} ], "minimal_next_macro": "Owner/operator picks the post-dry-run decision (default HOLD). If AUTHORIZE_IMPLEMENTATION_EXECUTION_NO_PRODUCTION: a separately-authorized KB/governance-only execution macro AFTER owner OPT-4 + production-surface scoping; REAL_RUN/QT001/permit/activation/repoint/cutover/production each still separate. Recommend folding T2-REC-ROLLBACK-HARDENING-1 into the validator first." }